Notes of the Mathematical Methods are given on this page. These notes are helpful for B.Sc or equivalent classes. You can further view by clicking the chapters name. This Book carries these topics: Complex numbers,Properties of complex numbers,The Argand's diagram,De Moivre's theorem,Roots of the complex numbers, Cycles, Transpositions, Order of a Permutation,Rings and Fields,Properties of Rings,Partitioning of matrices,Inverse of a matrix,Elementary row operations,Elementary column operations,Initial and boundary conditions,Separable equations,Homogeneous equations,equences,Infinite series,The basic comparison test,The limit comparison test,The integral test,The ratio test,Cauchy's root test,Alternating series,Absolute and conditional convergence,Power series,Convergence of power series.